323423143320 has 64 divisors (see below), whose sum is σ = 970321547520. Its totient is φ = 86241538944.

The previous prime is 323423143289. The next prime is 323423143321. The reversal of 323423143320 is 23341324323.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323423143321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2571747 + ... + 2694573.

It is an arithmetic number, because the mean of its divisors is an integer number (15161274180).

Almost surely, 2^323423143320 is an apocalyptic number.

323423143320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323423143320 is an abundant number, since it is smaller than the sum of its proper divisors (646898404200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323423143320 is a wasteful number, since it uses less digits than its factorization.

323423143320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144784 (or 144780 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 323423143320 its reverse (23341324323), we get a palindrome (346764467643).

The spelling of 323423143320 in words is "three hundred twenty-three billion, four hundred twenty-three million, one hundred forty-three thousand, three hundred twenty".